He is handsome, cold and taciturn.
He has a habit of taking people's lives when the clock strikes 12 o'clock at midnight, and is known as the God of Death in the dark night.
He always dresses in black, is good at using crossbows, and is also proficient in various firearms.
After killing someone, he would step into "Moxiang" at 12:30 on time and drink a cup of black coffee without sugar.
He met him for the first time in "Moxiang".
He is Killer K.
Knock or Killer.